diff --git a/weed/images/cropping.go b/weed/images/cropping.go
index 07a3f41ad..10e8620d4 100644
--- a/weed/images/cropping.go
+++ b/weed/images/cropping.go
@@ -1,47 +1,47 @@
-package images
-
-import (
-	"bytes"
-	"image"
-	"image/gif"
-	"image/jpeg"
-	"image/png"
-	"io"
-
-	"github.com/disintegration/imaging"
-
-	"github.com/seaweedfs/seaweedfs/weed/glog"
-)
-
-func Cropped(ext string, read io.ReadSeeker, x1, y1, x2, y2 int) (cropped io.ReadSeeker, err error) {
-	srcImage, _, err := image.Decode(read)
-	if err != nil {
-		glog.Error(err)
-		return read, err
-	}
-
-	bounds := srcImage.Bounds()
-	if x2 > bounds.Dx() || y2 > bounds.Dy() {
-		read.Seek(0, 0)
-		return read, nil
-	}
-
-	rectangle := image.Rect(x1, y1, x2, y2)
-	dstImage := imaging.Crop(srcImage, rectangle)
-	var buf bytes.Buffer
-	switch ext {
-	case ".jpg", ".jpeg":
-		if err = jpeg.Encode(&buf, dstImage, nil); err != nil {
-			glog.Error(err)
-		}
-	case ".png":
-		if err = png.Encode(&buf, dstImage); err != nil {
-			glog.Error(err)
-		}
-	case ".gif":
-		if err = gif.Encode(&buf, dstImage, nil); err != nil {
-			glog.Error(err)
-		}
-	}
-	return bytes.NewReader(buf.Bytes()), err
-}
+package images
+
+import (
+	"bytes"
+	"image"
+	"image/gif"
+	"image/jpeg"
+	"image/png"
+	"io"
+
+	"github.com/disintegration/imaging"
+
+	"github.com/seaweedfs/seaweedfs/weed/glog"
+)
+
+func Cropped(ext string, read io.ReadSeeker, x1, y1, x2, y2 int) (cropped io.ReadSeeker, err error) {
+	srcImage, _, err := image.Decode(read)
+	if err != nil {
+		glog.Error(err)
+		return read, err
+	}
+
+	bounds := srcImage.Bounds()
+	if x2 > bounds.Dx() || y2 > bounds.Dy() {
+		read.Seek(0, 0)
+		return read, nil
+	}
+
+	rectangle := image.Rect(x1, y1, x2, y2)
+	dstImage := imaging.Crop(srcImage, rectangle)
+	var buf bytes.Buffer
+	switch ext {
+	case ".jpg", ".jpeg":
+		if err = jpeg.Encode(&buf, dstImage, nil); err != nil {
+			glog.Error(err)
+		}
+	case ".png":
+		if err = png.Encode(&buf, dstImage); err != nil {
+			glog.Error(err)
+		}
+	case ".gif":
+		if err = gif.Encode(&buf, dstImage, nil); err != nil {
+			glog.Error(err)
+		}
+	}
+	return bytes.NewReader(buf.Bytes()), err
+}
diff --git a/weed/s3api/s3_constants/acp_grantee_group.go b/weed/s3api/s3_constants/acp_grantee_group.go
index 7058a4e9f..2eaa892e9 100644
--- a/weed/s3api/s3_constants/acp_grantee_group.go
+++ b/weed/s3api/s3_constants/acp_grantee_group.go
@@ -1,6 +1,6 @@
 package s3_constants
 
-//Amazon S3 predefined groups
+// Amazon S3 predefined groups
 var (
 	GranteeGroupAllUsers           = "http://acs.amazonaws.com/groups/global/AllUsers"
 	GranteeGroupAuthenticatedUsers = "http://acs.amazonaws.com/groups/global/AuthenticatedUsers"
diff --git a/weed/server/filer_grpc_server_remote.go b/weed/server/filer_grpc_server_remote.go
index 27dbb1c80..33049a4f4 100644
--- a/weed/server/filer_grpc_server_remote.go
+++ b/weed/server/filer_grpc_server_remote.go
@@ -154,10 +154,11 @@ func (fs *FilerServer) CacheRemoteObjectToLocalCluster(ctx context.Context, req
 			}
 
 			chunks = append(chunks, &filer_pb.FileChunk{
+
 				FileId:       assignResult.Fid,
 				Offset:       localOffset,
 				Size:         uint64(size),
-				ModifiedTsNs: time.Now().Unix(),
+				ModifiedTsNs: time.Now().UnixNano(),
 				ETag:         etag,
 				Fid: &filer_pb.FileId{
 					VolumeId: uint32(fileId.VolumeId),
diff --git a/weed/shell/command_volume_fsck.go b/weed/shell/command_volume_fsck.go
index 5559be956..29c724c49 100644
--- a/weed/shell/command_volume_fsck.go
+++ b/weed/shell/command_volume_fsck.go
@@ -163,6 +163,7 @@ func (c *commandVolumeFsck) Do(args []string, commandEnv *CommandEnv, writer io.
 
 	if *c.findMissingChunksInFiler {
 		// collect all filer file ids and paths
+
 		if err = c.collectFilerFileIdAndPaths(dataNodeVolumeIdToVInfo, *purgeAbsent, collectCutoffFromAtNs); err != nil {
 			return fmt.Errorf("collectFilerFileIdAndPaths: %v", err)
 		}
diff --git a/weed/topology/topology.go b/weed/topology/topology.go
index 671cdf32c..c7b492267 100644
--- a/weed/topology/topology.go
+++ b/weed/topology/topology.go
@@ -35,7 +35,7 @@ type Topology struct {
 
 	volumeSizeLimit  uint64
 	replicationAsMin bool
-	isDisableVacuum     bool
+	isDisableVacuum  bool
 
 	Sequence sequence.Sequencer